Upload asset

curl --request POST \
  --url https://api.krun.ai/v1/assets \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/pdf' \
  --data '"<string>"'

{
  "id": "<string>",
  "object": "asset",
  "mime_type": "<string>",
  "size_bytes": 123,
  "sha256": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "expires_at": "2023-11-07T05:31:56Z"
}

{
  "error": {
    "code": "INVALID_REQUEST",
    "message": "<string>",
    "request_id": "req_0b7f7c5e9a3d4a8c9f1e2d3c4b5a6978"
  }
}

{
  "error": {
    "code": "INVALID_REQUEST",
    "message": "<string>",
    "request_id": "req_0b7f7c5e9a3d4a8c9f1e2d3c4b5a6978"
  }
}

{
  "error": {
    "code": "INVALID_REQUEST",
    "message": "<string>",
    "request_id": "req_0b7f7c5e9a3d4a8c9f1e2d3c4b5a6978"
  }
}

{
  "error": {
    "code": "INVALID_REQUEST",
    "message": "<string>",
    "request_id": "req_0b7f7c5e9a3d4a8c9f1e2d3c4b5a6978"
  }
}

{
  "error": {
    "code": "INVALID_REQUEST",
    "message": "<string>",
    "request_id": "req_0b7f7c5e9a3d4a8c9f1e2d3c4b5a6978"
  }
}